NAME

Net::DNS::ToolKit::Debug - ToolKit print tools

SYNOPSIS

  use Net::DNS::ToolKit::Debug qw(
	print_head
	print_buf
  );

  STDOUT <= print_head(\$buffer);
  STDOUT <= print_buf(\$buffer,$from,$to);

DESCRIPTION

Functions to print/examine DNS buffers.

• STDOUT <= print_head(\$buffer);

  Print a formated text description of the header.

  input:	pointer to buffer
  
  output:	to STDOUT
  
  ID      => 1234    
  QR      => 1  
  OPCODE  => QUERY
  AA      => 0 
  TC      => 0
  RD      => 1   
  RA      => 0
  Z       => 0
  AD      => 0
  CD      => 0
  RCODE   => NOERROR
  QDCOUNT => 1
  ANCOUNT => 5
  NSCOUNT => 2
  ARCOUNT => 3

• STDOUT <= print_buf(\$buffer,$from,$to);

  Print a formated description of the $buffer contents.

    input:	$from [start],
  		$to   [end],
  
    output:	to STDOUT
  
    If $from is missing, begin at $buffer start.
    If $to is missing, end at $buffer end.
  
    Prints nothing if $from > $to.

DEPENDENCIES

Net::DNS::ToolKit

EXPORT_OK

print_head
print_buf

AUTHOR

Michael Robinton <michael@bizsystems.com>

COPYRIGHT

 Copyright 2003 - 2011, Michael Robinton <michael@bizsystems.com>

Michael Robinton <michael@bizsystems.com>

All rights reserved.

This program is free software; you can redistribute it and/or modify it under the terms of either:

a) the GNU General Public License as published by the Free
Software Foundation; either version 2, or (at your option) any
later version, or

b) the "Artistic License" which comes with this distribution.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See either the GNU General Public License or the Artistic License for more details.

You should have received a copy of the Artistic License with this distribution, in the file named "Artistic". If not, I'll be glad to provide one.

You should also have received a copy of the GNU General Public License along with this program in the file named "Copying". If not, write to the

Free Software Foundation, Inc.                        
59 Temple Place, Suite 330
Boston, MA  02111-1307, USA                                     

or visit their web page on the internet at:

http://www.gnu.org/copyleft/gpl.html.

See also:

Net::DNS::Codes(3), Net::DNS::ToolKit(3)